
package com.j256.ormlite.field.types;

import java.sql.SQLException;

import com.j256.ormlite.field.FieldType;
import com.j256.ormlite.field.SqlType;
import com.j256.ormlite.support.DatabaseResults;

/**
 * Type that persists a Character object.
 * 
 * @author graywatson
 */
public class CharacterObjectType extends BaseDataType {

    private static final CharacterObjectType singleTon = new CharacterObjectType();

    public static CharacterObjectType getSingleton() {
        return singleTon;
    }

    private CharacterObjectType() {
        super(SqlType.CHAR, new Class<?>[] { Character.class });
    }

    protected CharacterObjectType(SqlType sqlType, Class<?>[] classes) {
        super(sqlType, classes);
    }

    @Override
    public Object parseDefaultString(FieldType fieldType, String defaultStr) throws SQLException {
        if (defaultStr.length() != 1) {
            throw new SQLException("Problems with field " + fieldType
                    + ", default string to long for Character: '" + defaultStr + "'");
        }
        return defaultStr.charAt(0);
    }

    @Override
    public Object resultToSqlArg(FieldType fieldType, DatabaseResults results, int columnPos)
            throws SQLException {
        return results.getChar(columnPos);
    }
}
